<template>
  <div>
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/welcome' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <el-row :gutter="20">
        <el-col :span="9">
          <el-input
            placeholder="请输入内容"
            :clearable="true"
            v-model="queryInfo.query"
            @clear="getUserList"
          >
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="dialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <el-table :data="userList" style="width: 100%" stripe border>
        <el-table-column type="index" label="序号" width="50"></el-table-column>
        <el-table-column prop="username" label="姓名" width="180"></el-table-column>
        <el-table-column prop="email" label="邮箱" width="180"></el-table-column>
        <el-table-column prop="mobile" label="电话"></el-table-column>
        <el-table-column prop="role_name" label="角色"></el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180">
          <template slot-scope="scope">
            <el-row>
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="small"
                @click="editDialogVisible(scope.row.id)"
              ></el-button>

              <el-button
                type="danger"
                icon="el-icon-delete"
                size="small"
                @click="open(scope.row.id)"
              ></el-button>

              <el-button
                type="warning"
                icon="el-icon-setting"
                size="small"
                @click="setRole(scope.row)"
              ></el-button>
            </el-row>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1 ,2,5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      ></el-pagination>
    </el-card>
    <!-- 弹出对话框 -->
    <el-dialog title="添加用户" :visible.sync="dialogVisible" width="50%" @close="handleClose">
      <!-- 添加表单 -->
      <el-form
        :model="addForm"
        :rules="addFormRules"
        ref="addFormRef"
        label-width="100px"
        class="demo-ruleForm"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username" :clearable="true"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password" :clearable="true" type="password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email" :clearable="true"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile" :clearable="true"></el-input>
        </el-form-item>
      </el-form>
      <!-- 确认取消 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 修改信息对话框 -->
    <el-dialog title="修改用户信息" :visible.sync="editdialogVisible" width="50%">
      <!-- 修改表单 -->
      <el-form
        :model="editForm"
        :rules="addFormRules"
        ref="addFormRef"
        label-width="100px"
        class="demo-ruleForm"
      >
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email" :clearable="true"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile" :clearable="true"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editdialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 修改角色对话框 -->
    <el-dialog
      title="提示"
      :visible.sync="showroledialogVisible"
      width="50%"
      @close="closeroledialog"
    >
      <div>
        <p>当前的用户：{{userInfo.username}}</p>
        <p>当前的角色：{{userInfo.role_name}}</p>
        <p>
          分配新角色：
          <el-select v-model="selectedRoleId" placeholder="请选择">
            <el-option
              v-for="item in rolesList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id"
            ></el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="showroledialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo()">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>
<script>
export default {
  data() {
    var checkEmail = (rule, value, cb) => {
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
      if (regEmail.test(value)) {
        return cb();
      } else {
        cb(new Error("请输入正确的邮箱格式"));
      }
    };
    var checkMobile = (rule, value, cb) => {
      // 验证手机号的正则表达式
      const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/;

      if (regMobile.test(value)) {
        return cb();
      }

      cb(new Error("请输入合法的手机号"));
    };
    return {
      rolesList: [],
      selectedRoleId: "",
      showroledialogVisible: false,
      userInfo: {},
      editdialogVisible: false,
      editForm: {},
      addForm: {
        username: "",
        password: "",
        email: "",
        mobile: ""
      },
      addFormRules: {
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          { min: 6, max: 15, message: "长度在 6 到 15 个字符", trigger: "blur" }
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          { min: 6, max: 15, message: "长度在 6 到 15 个字符", trigger: "blur" }
        ],
        email: [
          { required: true, message: "请输入邮箱", trigger: "blur" },
          {
            validator: checkEmail,
            trigger: "blur"
          }
        ],
        mobile: [
          { required: true, message: "请输入手机", trigger: "blur" },
          {
            validator: checkMobile,
            trigger: "blur"
          }
        ]
      },
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 2
      },
      total: 0,
      userList: [],
      dialogVisible: false
    };
  },
  created() {
    this.getUserList();
  },
  methods: {
    closeroledialog() {
      this.selectedRoleId = "";
      //this.userInfo = {};
    },
    // 点击按钮，分配角色
    async saveRoleInfo() {
      if (!this.selectedRoleId) {
        return this.$message.error("请选择要分配的角色！");
      }

      const { data: res } = await this.$http.put(
        `users/${this.userInfo.id}/role`,
        {
          rid: this.selectedRoleId
        }
      );

      if (res.meta.status !== 200) {
        return this.$message.error("更新角色失败！");
      }

      this.$message.success("更新角色成功！");
      this.getUserList();
      this.showroledialogVisible = false;
    },
    async setRole(userInfo) {
      this.userInfo = userInfo;

      // 在展示对话框之前，获取所有角色的列表
      const { data: res } = await this.$http.get("roles");
      if (res.meta.status !== 200) {
        return this.$message.error("获取角色列表失败！");
      }

      this.rolesList = res.data;

      this.showroledialogVisible = true;
    },

    open(id) {
      this.$confirm("此操作将永久删除该文件, 是否继续?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      })
        .then(async () => {
          const { data: res } = await this.$http.delete("users/" + id);
          if (res.meta.status !== 200) {
            return this.$message.error(res.meta.msg);
          }
          this.$message({
            type: "success",
            message: "删除成功!"
          });
          this.getUserList();
        })
        .catch(() => {
          this.$message({
            type: "info",
            message: "已取消删除"
          });
        });
    },
    async editDialogVisible(id) {
      this.editdialogVisible = true;
      const { data: res } = await this.$http.get("users/" + id);
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg);
      this.editForm = res.data;
    },
    async getUserList() {
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo
      });
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg);
      this.userList = res.data.users;
      this.total = res.data.total;
      console.log(res.data);
    },
    async userStateChanged(info) {
      console.log(info);
      const { data: res } = await this.$http.put(
        `users/${info.id}/state/${info.mg_state}`
      );
      if (res.meta.status !== 200) {
        this.$message.error(res.meta.msg);
        info.mg_state = !info.mg_state;
      } else {
        this.$message.success(res.meta.msg);
      }
    },
    handleSizeChange(val) {
      console.log(val);
      this.queryInfo.pagesize = val;
      this.getUserList();
    },
    handleCurrentChange(val) {
      console.log(val);
      this.getUserList();
      this.queryInfo.pagenum = val;
    },
    handleClose() {
      this.$refs.addFormRef.resetFields();
      //   let res = window.confirm("确认关闭？");
      //   if (res) {
      //     done();
      //   }
    },
    editUser() {
      this.$refs.addFormRef.validate(async valid => {
        if (!valid) return this.$message.error("请输入正确信息");
        // 提交表单
        console.log(this.editForm.id);
        let params = {
          email: this.editForm.email,
          mobile: this.editForm.mobile
        };

        const { data: result } = await this.$http.put(
          "users/" + this.editForm.id,
          params
        );
        console.log(result);

        if (result.meta.status !== 200) {
          this.$message.error(result.meta.msg);
          return (this.dialogVisible = false);
        } else {
          this.$message.success(result.meta.msg);
          this.editdialogVisible = false;
          this.getUserList();
        }
      });
    },
    addUser() {
      this.$refs.addFormRef.validate(async valid => {
        if (!valid) return this.$message.error("请输入正确信息");
        // 提交表单
        const { data: result } = await this.$http.post("users", this.addForm);
        console.log(result);

        if (result.meta.status !== 201) {
          this.$message.error(result.meta.msg);
          return (this.dialogVisible = false);
        } else {
          this.$message.success(result.meta.msg);
          this.dialogVisible = false;
          this.getUserList();
        }
      });
    }
  }
};
</script>
<style lang="less" scoped>
</style>